Ask Singapore Homework?

Upload a photo of a Singapore homework and someone will email you the solution for free.



Question

primary 5 | Maths | Whole Numbers
3 Answers Below

Anyone can contribute an answer, even non-tutors.

Answer This Question
Liu Zhiyu Felicia
Liu Zhiyu Felicia

primary 5 chevron_right Maths chevron_right Whole Numbers chevron_right Singapore

Help me solve 12&13

Date Posted: 3 months ago
Views: 95
sstrike
Sstrike
3 months ago
(12)
late → 9
on time → 14 -9 = 5

(a)
1 set →
5×$10 + 9×$6 = $104

$6448 ÷ $104 = 62 sets in total

62×14 = 868 (Ans)

(b)
32×9 × ($10 - $6) = $1152 (Ans)
sstrike
Sstrike
3 months ago
(13)

(a)
2b = 5s
8b = 20s
8b + 400 = 25s + 250
20s + 400 = 25s + 250
5s = 150
1s = 30 mℓ

1b = 5×30÷2 = 75 mℓ (Ans)

(b)
25s + 250
= 25×30 + 250 = 1000 mℓ
= 1 ℓ

2 × 1 ℓ = 2 ℓ (Ans)

See 3 Answers

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
Danny Low
Danny Low's answer
626 answers (Tutor Details)
1st
Hope this helps
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
sstrike
Sstrike's answer
3026 answers (A Helpful Person)
(b) is asking
More…

Have read the question v carefully
done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
sstrike
Sstrike's answer
3026 answers (A Helpful Person)
Try